Carrier Global Corporation provides heating, ventilating, and air conditioning (HVAC), refrigeration, fire, security, and building automation technologies worldwide. It operates through three segments: HVAC, Refrigeration, and Fire & Security. The HVAC segment provides products, controls, services, and solutions to meet the heating and cooling needs of residential and commercial customers. Its products include air conditioners, heating systems, controls, and aftermarket components, as well as aftermarket repair and maintenance services and building automation solutions. The Refrigeration segment offers transport refrigeration products and services, including refrigeration and monitoring systems for trucks, trailers, shipping containers, intermodal, and rail; and commercial refrigeration solutions, such as refrigerated cabinets, freezers, systems, and controls. The Fire & Security segment provides various residential and building systems, including fire, flame, gas, smoke, and carbon monoxide detection; portable fire extinguishers; fire suppression systems; intruder alarms; access control systems; video management systems; and electronic controls. Its other fire and security service offerings comprise audit, design, installation, and system integration, as well as aftermarket maintenance and repair and monitoring services. The company offers its products under the Autronica, Chubb, Det-Tronics, Edwards, Fireye, GST, Kidde, LenelS2, Marioff, Onity, and Supra; and Carrier, Automated Logic, BluEdge, Bryant, CIAT, Day & Night, Heil, NORESCO, and Riello brands. It sells its products directly to building contractors and owners, transportation companies and retail stores, and end customers, as well as indirectly through equity method investees, independent sales representatives, distributors, wholesalers, dealers, retail outlets, manufacturers' representatives, and value-added resellers. The company was incorporated in 2019 and is headquartered in Palm Beach Gardens, Florida.